@@ -1333,7 +1333,7 @@ static struct sk_buff *inet_gso_segment(struct sk_buff *skb,
segs = ops->callbacks.gso_segment(skb, features);
rcu_read_unlock();
- if (!segs || IS_ERR(segs))
+ if (IS_ERR_OR_NULL(segs))
goto out;
skb = segs;
@@ -3243,7 +3243,7 @@ __tcp_alloc_md5sig_pool(struct sock *sk)
struct crypto_hash *hash;
hash = crypto_alloc_hash("md5", 0, CRYPTO_ALG_ASYNC);
- if (!hash || IS_ERR(hash))
+ if (IS_ERR_OR_NULL(hash))
goto out_free;
per_cpu_ptr(pool, cpu)->md5_desc.tfm = hash;
@@ -971,7 +971,7 @@ back_from_confirm:
sizeof(struct udphdr), &ipc, &rt,
msg->msg_flags);
err = PTR_ERR(skb);
- if (skb && !IS_ERR(skb))
+ if (!IS_ERR_OR_NULL(skb))
err = udp_send_skb(skb, fl4);
goto out;
}
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> --- net/ipv4/af_inet.c | 2 +- net/ipv4/tcp.c | 2 +- net/ipv4/udp.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-)